
    *{
        padding:0px;
        margin:0px;
        box-sizing: border-box;
    }
   
    body,html{
        width: 100%;
    }
    body{
        overflow-x: hidden;
        position: relative;
    }
    ul{
        list-style: none;
    }
    .flex{
        display:box;
        display: -webkit-box; 
        display: -moz-box;
        display: -webkit-flex; 
        display: -moz-flex; 
        display: -ms-flexbox;
        display: flex;
    }
    .flex-align-items{
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        -moz-box-pack:center;
        -webkit-align-items: center;
        align-items: center;
    }
    .flex-justify-content{
        justify-content: center;
        -webkit-box-align: center;
        -ms-flex-align: center;
        box-align:center;
    }
    a{
        text-decoration: none;
        color: inherit;
    }
    a,
    input,
    header .menu .menuBtn,
    .rollBox{
        -webkit-tap-highlight-color:transparent;
    }

    .delay-1{
        transition-delay: .1s;
    }
    .delay-2{
        transition-delay: .2s;
    }
    .delay-3{
        transition-delay: .3s;
    }
    .delay-4{
        transition-delay: .4s;
    }
    
    .fluid{
        width: 1300px;
        margin: 0px auto;
    }
    @media (max-width:600px){
        .fluid{
            padding:0px 8vw;
        }
    }
    .shave{
        position: fixed;
        width: 100%;
        height: 100%;
        z-index: 20;
        top:0px;
        left: 0px;
        transition: opacity ease .35s;
        /*即便叠在别的盒子上依旧能选中下方盒子的内容*/
        pointer-events: none;
    }
    body>.bottomBg{
        position: fixed;
        width:100%;
        height:100%;
        top:0px;
        left:0px;
        z-index: 0;
    }
    body>.bottomBg .box{
        height: 20%;
        overflow-y: hidden;
    }
    body>.bottomBg .box .son{
        height: 100%;
        position: relative;
        top: 100%;
    } 
    body>.bottomBg .box .son .sawtooth{
        height: 52px;
        position: absolute;
        width:100%;
        left: 0px;
        background-image: url(../../img/common/bt_sawtooth.png);
        background-repeat: repeat-x;
    }
    body>.bottomBg .box .son .colorBlock{
        height: 100%;
        position: relative;
        top:52px;
    } 
    body>.container{
        z-index: 3;
        position: relative;
    }
    .line{
        margin-top: 60px;
    }
    .line span{
        width: 60px;
        height: 2px;
        display: block;
        margin: 0 auto;
        margin-top: 1px;
        background: #fff;
    }
    header{
        padding:15px 40px;
        z-index: 100;
        position: relative;
    }
    header nav{
        position: relative;
    }
    header .logo,
    header .box>a{
        display: block;
        position: relative;
        z-index: 20;
    }
    header .logo{
        width: 10%;
        max-width: 80px;
    }
    header .logo img,
    header .box>a img{
        width: 100%;
        height: auto;
        display: block;
    }
    header .box>a{
        width: 20%;
        max-width: 150px;
    }
    header .box{
        position: absolute;
        width: 100%;
        top: 50%;
        z-index: 19;
        transform: translateY(-50%);
        padding:0px 100px;
    }
    header .menu{
        position: absolute;
        left:50%;
        top: 0px;
        height: 60px;
        transform: translateX(-50%);
        z-index: 15;
    }
    header .menu .menuBtn{
        width: 60px;
        height: 100%;
        position: relative;
        display: none;
        margin: 0px auto;
    }
    header .menu .menuBtn i{
        width: 50%;
        height:1px;
        position: absolute;
        top: 50%;
        left: 25%;
    }
    header .menu .menuBtn i:first-child{
        margin-top: -10px;
    }
    header .menu .menuBtn i:last-child{
        margin-top: 10px;
    }
    header .menu ul li{
        font-size: 16px;
        float: left;
    }
    header .menu ul i{
        font-size: 12px;
        margin: 0px 10px;
    }
    header .menu ul .wavePic,
    header .menu ul .line{
        display: none;
    }
    
    header .menu .letterWaveBox span{
        
        animation-iteration-count: infinite;
        display: inline-block;
    }
    header .menu .letterWaveBox.hover span{
        animation-name: wave;
        animation-duration: 1s;
        animation-timing-function: ease-in-out;
    }
    @keyframes wave{
        0% {transform: translateY(0);}
        50% {transform: translateY(-7px);}
        100% {transform: translateY(0px);}
    }
    header .menu .letterWaveBox span:nth-child(1){
        animation-delay: 0.06s;
    }
    header .menu .letterWaveBox span:nth-child(2){
        animation-delay: 0.12s;
    }
    header .menu .letterWaveBox span:nth-child(3){
        animation-delay: 0.18s;
    }
    header .menu .letterWaveBox span:nth-child(4){
        animation-delay: 0.24s;
    }
    header .menu .letterWaveBox span:nth-child(5){
        animation-delay: 0.3s;
    }
    header .menu .letterWaveBox span:nth-child(6){
        animation-delay: 0.36s;
    }
    header .menu .letterWaveBox span:nth-child(7){
        animation-delay: 0.42s;
    }
    header .menu .letterWaveBox span:nth-child(8){
        animation-delay: 0.48s;
    }
    header .menu .letterWaveBox span:nth-child(9){
        animation-delay: 0.54s;
    }
    header .menu .letterWaveBox span:nth-child(10){
        animation-delay: 0.6s;
    }
    
    .rollBox{
        max-width: 240px;
        height: 55px;
        overflow: hidden;
        font-size: 14px;
        white-space: nowrap;
        font-weight: bold;
        letter-spacing: 3px;
        margin:0px auto; 
        display: block;
    }
    main .content .rollBox{
        margin-top:55px;
        cursor: pointer;
    }
    .rollBox .roll{
        color: #e22a1b;
        background: white;
    }
    main .rollBox:hover .roll{
        color: #fff;
        background: #e22a1b;
    }
    .rollBox p{
        height: 100%;
        line-height: 55px;
        animation: slide 20s linear infinite forwards
    }
    @keyframes slide{
        to{
            transform:translateX(-200%);
        }
    }
    footer nav{
        text-align: center;
        font-size: 14px;
        padding-top:30px;
        color: #fff;
        padding-bottom: 45px;
    }
    footer nav ul{
        display: inline-flex;
    }
    footer nav ul li{
        padding:0px 15px;
        font-weight: bold;
    }
    footer nav ul i{
        width: 3px;
        display: block;
        height: 3px;
        align-self: flex-end;
        border-radius: 50%;
        background: #fff;
        margin-bottom: 3px;
    }
    footer nav p{
        opacity: .5;
        margin-top:20px;
    }
    footer nav p span:last-child{
        margin-left: 45px;
    }
    